LED
Symbol LED status
Display
Meaning
Green
Off
without current
On, flashing
"Pumping station OFF", rotation speed
≤ 60 rpm
On, blinking
"Pumping station OFF", rotation speed
> 60 rpm
On, inverse flashing
"Pumping station ON", set rotation speed
not reached
On, constant
"Pumping station ON", set rotation speed
reached
Standby on
On, inverse flashes
twice
Selected speed temporarily overwritten
by an autospeed mode
Yellow
Off
no warning
On, short-time blinking
Note
1)
On, constant
Warning
On, flickering 1 sec
Confirmation, command acceptance
Red
Off
No error
On, constant
Error
Tbl. 15:
Behavior and meaning of the LEDS of the electronic drive unit
LED
Symbol
LED status
Display
Meaning
Green
Off
Standby OFF
On, constant
Standby ON
On, inverse flashes twice
Auto standby active
Tbl. 16:
Behavior and meaning of the LED standby
8.9 Switching off vacuum pump
Cycle operation
Cycle operation with maximum 10 cycles per hour is possible.
Longer operating phases and short downtimes permit a functionally safe operating condi-
tion of the vacuum pump.
The "Pumping station" parameter
[P:010]
comprises operation of the vacuum pump with control of all
connected interfaces and configurations.
Switching off via electronic drive unit
1. Switch the running vacuum pump off by pressing the
button once.
2. Switch the voltage supply off.
Alternative: Switch off via Pfeiffer Vacuum parameters
► Set parameter
[P:010]
to value of "0".
Alternative: Switch off via "remote" interface
► Interrupt the jumper between pins 7 and 5.
1)
Regularly check the performance data of the vacuum pump.
Operation
44/68
